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A051463 Molien series for group G_{1,3}^{8} of order 4608. 0
1, 1, 37, 229, 721, 2152, 5083, 10167, 19637, 34575, 56511, 90552, 138093, 201909, 291549, 408225, 556325, 751696, 994583, 1291355, 1666301, 2117627, 2654051, 3310736, 4082489, 4980745, 6054261, 7292797, 8710873, 10373848, 12264499 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..30.

Index entries for Molien series

E. Bannai, S. T. Dougherty, M. Harada and M. Oura, Type II Codes, Even Unimodular Lattices and Invariant Rings, IEEE Trans. Information Theory, Volume 45, Number 4, 1999, 1194-1205.

FORMULA

G.f.: (5*x^12 + 51*x^11 + 190*x^10 + 400*x^9 + 846*x^8 + 947*x^7 + 882*x^6 + 795*x^5 + 304*x^4 + 152*x^3 + 36*x^2 - x + 1)/((x - 1)^6*(x^2 + x + 1)^4).

CROSSREFS

Sequence in context: A284987 A133958 A088544 * A275750 A142445 A155974

Adjacent sequences:  A051460 A051461 A051462 * A051464 A051465 A051466

KEYWORD

nonn,easy,nice

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Jun 15 2001

STATUS

approved

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Last modified April 5 15:07 EDT 2020. Contains 333245 sequences. (Running on oeis4.)